07:22:23 Write to Excel2007 format<br />07:22:23 File written to 33chartcreate-bar-stacked.xlsx<br />07:22:23 Peak memory usage: 6 MB<br />07:22:23 Done writing file<br />File has been created in /home/akacsystem/facturacion.akacsystem.com/vendor/phpoffice/phpexcel/Examples<br />